Question

Here was my question I had to answer." Fox Meadow Farm boards show horses. Fifteen of their horses are in the arena. The other 21 horses are in the barn. How many horses board at the barn?" I know I am supposed to add and the answer is 26, but what is the extra info? I know it is extra becuase I can solve the problum.

Answer 1

?? It says the other 21 horses are in the barn.
So how can the answer be 26?

This whole thing is messed up.